CVE-2018-10878 (retired)

A flaw was found in the Linux kernel's ext4 filesystem. A local user cancause an out-of-bounds write and a denial of service or unspecified otherimpact is possible by mounting and operating a crafted ext4 filesystemimage.

Ubuntu-Description

Wen Xu discovered that an out-of-bounds write vulnerability existed in theext4 filesystem implementation in the Linux kernel. An attacker could usethis to construct a malicious ext4 image that, when mounted, could cause adenial of service (system crash) or possibly execute arbitrary code.